In 2020, we have experienced unusual days together, a "black swan"made the world in a chaos because of the novel coronavirus-19. The sudden emergency disrupted many plans and affected everyone's normal life and work. However, under the weight of the global epidemic, people's love and yearning for music will not disappear. Music lovers continue to express their love for choral art, pursuit and desire to sing in their own way. Many musical sounds around the world use new presentation models to combine art and technology. Through the "cloud chorus", the sound lines converge into a penetrating force, making the audience feel the charm of the "cloud" surface.

Austria has a long history of music and outstanding musicians. Thanks to the gathering of many musicians, singers, song producers and music groups, Austria has produced many enduring world-famous songs. Hence, the Wolfgang Amadeus Mozart Choir Festivalecided to start the 2021 Art Competition through online participation. No matter where the choir comes from or where the audience comes from, everyone will understand through singing, pass on friendship and sing to deepen the blessings of 2021.

1. Deadline for registration and video submission of participating choirs: December 30, 2020
2. Online Opening Ceremony of International Choir Festival: February 01, 2021
3. Evaluation expert comments online (grouped): February 05, 2021
4. Chorus Conductor Master Class (Broadcast in sub-units): February 22, 2021
5. Closing Concert and Award Presentation of Chorus Competition: February 25, 2021